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Energy portal
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Oil shale mines in Romania
(2 P)
Categories
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Oil shale mines
Oil shale mining by country
Mines by country
Fuels infrastructure by country
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Help
From Wikipedia, the free encyclopedia
Energy portal
This is a
container category
. Due to its scope, it should contain
only
subcategories
.
Subcategories
This category has only the following subcategory.
R
Oil shale mines in Romania
(2 P)
Categories
:
Oil shale mines
Oil shale mining by country
Mines by country
Fuels infrastructure by country
Hidden category:
Container categories
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